Base | Representation |
---|---|
bin | 10001110110011… |
… | …00110011001000 |
3 | 101102202102001210 |
4 | 20323030303020 |
5 | 301313033043 |
6 | 22505213120 |
7 | 3465511665 |
oct | 1073146310 |
9 | 342672053 |
10 | 149736648 |
11 | 775823a6 |
12 | 421911a0 |
13 | 25039089 |
14 | 15c5aa6c |
15 | d22b633 |
hex | 8ecccc8 |
149736648 has 32 divisors (see below), whose sum is σ = 378856800. Its totient is φ = 49310208.
The previous prime is 149736637. The next prime is 149736667. The reversal of 149736648 is 846637941.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 149736597 and 149736606.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35593 + ... + 39576.
It is an arithmetic number, because the mean of its divisors is an integer number (11839275).
Almost surely, 2149736648 is an apocalyptic number.
It is an amenable number.
149736648 is an abundant number, since it is smaller than the sum of its proper divisors (229120152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149736648 is a wasteful number, since it uses less digits than its factorization.
149736648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75261 (or 75257 counting only the distinct ones).
The product of its digits is 870912, while the sum is 48.
The square root of 149736648 is about 12236.6926904291. The cubic root of 149736648 is about 531.0181543724.
The spelling of 149736648 in words is "one hundred forty-nine million, seven hundred thirty-six thousand, six hundred forty-eight".
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